OPHIOCAULON Hook. f.
Herbaceous or woody climbers, erect herbs, shrubs or small trees, sometimes with a grossly swollen massive trunk. Plants usually with tendrils. Stipules minute. Leaves alternate, sometimes simple and entire or variously lobed, or palmately dissected or digitate. Glands 1-2, usually present at base of lamina or at apex of petiole, sometimes elsewhere on lamina. Inflorescence axillary, cymose. Flowers unisexual or bisexual, usually greenish or yellowish. Sepals (4-)5(-6), free or partially connate into a tube. Petals (4-)5(-6). Corona poorly-developed or 0. Styles 3(-5). Capsule 3(-5)-valved. Seeds ± flattened, enclosed in an aril. Worldwide: c.93 species, found in Africa, Madagascar, India, Sri Lanka and Malaysia. Zambia: 14 taxa. Insects associated with this genus:
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| Species | FZ divisions | Content |
| digitata (Harv.) Engl. | B,C | Description, Image |
| erecta W.J. de Wilde [NrEnd] [VU] | W | Description, Image |
| goetzei Harms | N,C,S | Description, Image |
| gummifera (Harv.) Harms var. gummifera | B,N,W,E,S | Description, Image |
| gummifera (Harv.) Harms var. cerifera de Wilde | ||
| karibaensis W.J. de Wilde [End] | Description, Image | |
| lanceolata Engl. subsp. scheffleri (Engl. & Harms) de Wilde | N,E | |
| ovata W.J. de Wilde [End] [LR-lc] | N,W | Description, Image |
| panduriformis Engl. | Description, Image | |
| repanda (Burch.) Engl. [LR-nt] | Description, Image | |
| rumicifolia Engl. & Harms | B,N,W,C | Description, Image |
| stenodactyla Harms | N | Description, Image |
| stolzii Harms | E | |
| tuberifera R.E.Fr. [VU] |